./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7eb970df9460734baa401f9be0d88efb243a90e1dffe6744cd9f9a47afa0217 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:28:56,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:28:56,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:28:56,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:28:56,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:28:56,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:28:56,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:28:56,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:28:56,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:28:56,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:28:56,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:28:56,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:28:56,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:28:56,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:28:56,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:28:56,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:28:56,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:28:56,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:28:56,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:28:56,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:28:56,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:28:56,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:28:56,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:28:56,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:28:56,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:28:56,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:28:56,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:28:56,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:28:56,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:28:56,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:28:56,645 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:28:56,646 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:28:56,647 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:28:56,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:28:56,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:28:56,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:28:56,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:28:56,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:28:56,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:28:56,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:28:56,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:28:56,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:28:56,686 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:28:56,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:28:56,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:28:56,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:28:56,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:28:56,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:28:56,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:28:56,690 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:28:56,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:28:56,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:28:56,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:28:56,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:28:56,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:28:56,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:28:56,691 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:28:56,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:28:56,692 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:28:56,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:28:56,692 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:28:56,693 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:28:56,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:28:56,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:28:56,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:28:56,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:28:56,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:28:56,694 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:28:56,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:28:56,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:28:56,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7eb970df9460734baa401f9be0d88efb243a90e1dffe6744cd9f9a47afa0217 [2021-10-29 03:28:57,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:28:57,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:28:57,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:28:57,095 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:28:57,097 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:28:57,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c [2021-10-29 03:28:57,195 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/data/b07dd82c9/d6537304c47d445da225bd6138438749/FLAG74b5b0929 [2021-10-29 03:28:57,894 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:28:57,897 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c [2021-10-29 03:28:57,919 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/data/b07dd82c9/d6537304c47d445da225bd6138438749/FLAG74b5b0929 [2021-10-29 03:28:58,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/data/b07dd82c9/d6537304c47d445da225bd6138438749 [2021-10-29 03:28:58,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:28:58,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:28:58,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:28:58,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:28:58,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:28:58,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697c5846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58, skipping insertion in model container [2021-10-29 03:28:58,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:28:58,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:28:58,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c[6691,6704] [2021-10-29 03:28:58,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:28:58,515 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:28:58,566 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c[6691,6704] [2021-10-29 03:28:58,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:28:58,584 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:28:58,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58 WrapperNode [2021-10-29 03:28:58,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:28:58,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:28:58,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:28:58,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:28:58,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,658 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:28:58,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:28:58,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:28:58,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:28:58,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:28:58,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:28:58,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:28:58,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:28:58,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:28:58" (1/1) ... [2021-10-29 03:28:58,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:28:58,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:28:58,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:28:58,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:28:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:28:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:28:58,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:28:58,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:29:00,718 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:29:00,719 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-10-29 03:29:00,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:29:00 BoogieIcfgContainer [2021-10-29 03:29:00,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:29:00,724 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:29:00,724 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:29:00,737 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:29:00,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:29:00" (1/1) ... [2021-10-29 03:29:00,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:29:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2021-10-29 03:29:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2021-10-29 03:29:00,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:29:00,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:00,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:01,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:01,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2021-10-29 03:29:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2021-10-29 03:29:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:29:01,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:01,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:02,597 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 13 states and 25 transitions. [2021-10-29 03:29:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 25 transitions. [2021-10-29 03:29:03,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:29:03,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:03,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:04,334 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:06,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:06,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 18 states and 42 transitions. [2021-10-29 03:29:06,580 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 42 transitions. [2021-10-29 03:29:06,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:29:06,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:06,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:07,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:07,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 19 states and 45 transitions. [2021-10-29 03:29:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 45 transitions. [2021-10-29 03:29:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:29:07,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:07,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:18,473 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:32,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 26 states and 68 transitions. [2021-10-29 03:29:32,014 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 68 transitions. [2021-10-29 03:29:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:29:32,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:32,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:44,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 28 states and 75 transitions. [2021-10-29 03:29:44,087 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 75 transitions. [2021-10-29 03:29:44,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:29:44,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:44,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:51,729 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:29:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:29:53,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 29 states and 77 transitions. [2021-10-29 03:29:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 77 transitions. [2021-10-29 03:29:53,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:29:53,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:29:53,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:29:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:29:54,656 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:30:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:30:03,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 35 states and 102 transitions. [2021-10-29 03:30:03,747 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 102 transitions. [2021-10-29 03:30:03,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:30:03,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:30:03,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:30:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:30:04,559 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:30:05,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:30:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:30:05,721 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:30:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:30:06,278 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2021-10-29 03:30:06,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:30:06 ImpRootNode [2021-10-29 03:30:06,417 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:30:06,418 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:30:06,418 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:30:06,418 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:30:06,419 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:29:00" (3/4) ... [2021-10-29 03:30:06,422 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:30:06,695 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:30:06,696 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:30:06,698 INFO L168 Benchmark]: Toolchain (without parser) took 68547.49 ms. Allocated memory was 100.7 MB in the beginning and 589.3 MB in the end (delta: 488.6 MB). Free memory was 59.5 MB in the beginning and 293.9 MB in the end (delta: -234.4 MB). Peak memory consumption was 253.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:30:06,699 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 100.7 MB. Free memory is still 76.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:30:06,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.20 ms. Allocated memory is still 100.7 MB. Free memory was 59.4 MB in the beginning and 73.1 MB in the end (delta: -13.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:30:06,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.35 ms. Allocated memory is still 100.7 MB. Free memory was 73.1 MB in the beginning and 70.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:30:06,702 INFO L168 Benchmark]: Boogie Preprocessor took 48.96 ms. Allocated memory is still 100.7 MB. Free memory was 70.8 MB in the beginning and 69.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:30:06,703 INFO L168 Benchmark]: RCFGBuilder took 2012.74 ms. Allocated memory was 100.7 MB in the beginning and 127.9 MB in the end (delta: 27.3 MB). Free memory was 69.3 MB in the beginning and 57.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:30:06,704 INFO L168 Benchmark]: CodeCheck took 65693.61 ms. Allocated memory was 127.9 MB in the beginning and 589.3 MB in the end (delta: 461.4 MB). Free memory was 57.2 MB in the beginning and 303.4 MB in the end (delta: -246.1 MB). Peak memory consumption was 215.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:30:06,704 INFO L168 Benchmark]: Witness Printer took 278.27 ms. Allocated memory is still 589.3 MB. Free memory was 303.4 MB in the beginning and 293.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:30:06,707 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 65.5s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1200 SDtfs, 1328 SDslu, 2716 SDs, 0 SdLazy, 6752 SolverSat, 1272 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1060 GetRequests, 895 SyntacticMatches, 45 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6523 ImplicationChecksByTransitivity, 34.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 27.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 78 ConstructedInterpolants, 0 QuantifiedInterpolants, 17965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 0/87 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 306]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L25] msg_t nomsg = (msg_t )-1; [L26] char r1 ; [L27] port_t p1 ; [L28] char p1_old ; [L29] char p1_new ; [L30] char id1 ; [L31] char st1 ; [L32] msg_t send1 ; [L33] _Bool mode1 ; [L34] _Bool alive1 ; [L35] port_t p2 ; [L36] char p2_old ; [L37] char p2_new ; [L38] char id2 ; [L39] char st2 ; [L40] msg_t send2 ; [L41] _Bool mode2 ; [L42] _Bool alive2 ; [L43] port_t p3 ; [L44] char p3_old ; [L45] char p3_new ; [L46] char id3 ; [L47] char st3 ; [L48] msg_t send3 ; [L49] _Bool mode3 ; [L50] _Bool alive3 ; [L250] int c1 ; [L251] int i2 ; [L254] c1 = 0 [L255] r1 = __VERIFIER_nondet_char() [L256] id1 = __VERIFIER_nondet_char() [L257] st1 = __VERIFIER_nondet_char() [L258] send1 = __VERIFIER_nondet_char() [L259] mode1 = __VERIFIER_nondet_bool() [L260] alive1 = __VERIFIER_nondet_bool() [L261] id2 = __VERIFIER_nondet_char() [L262] st2 = __VERIFIER_nondet_char() [L263] send2 = __VERIFIER_nondet_char() [L264] mode2 = __VERIFIER_nondet_bool() [L265] alive2 = __VERIFIER_nondet_bool() [L266] id3 = __VERIFIER_nondet_char() [L267] st3 = __VERIFIER_nondet_char() [L268] send3 = __VERIFIER_nondet_char() [L269] mode3 = __VERIFIER_nondet_bool() [L270] alive3 = __VERIFIER_nondet_bool() [L153] int tmp ; [L156] COND TRUE (int )r1 == 0 [L157] COND TRUE ((int )alive1 + (int )alive2) + (int )alive3 >= 1 [L158] COND TRUE (int )id1 >= 0 [L159] COND TRUE (int )st1 == 0 [L160] COND TRUE (int )send1 == (int )id1 [L161] COND TRUE (int )mode1 == 0 [L162] COND TRUE (int )id2 >= 0 [L163] COND TRUE (int )st2 == 0 [L164] COND TRUE (int )send2 == (int )id2 [L165] COND TRUE (int )mode2 == 0 [L166] COND TRUE (int )id3 >= 0 [L167] COND TRUE (int )st3 == 0 [L168] COND TRUE (int )send3 == (int )id3 [L169] COND TRUE (int )mode3 == 0 [L170] COND TRUE (int )id1 != (int )id2 [L171] COND TRUE (int )id1 != (int )id3 [L172] COND TRUE (int )id2 != (int )id3 [L173] tmp = 1 [L225] return (tmp); [L271] i2 = init() [L272] COND FALSE !(!(i2)) [L273] p1_old = nomsg [L274] p1_new = nomsg [L275] p2_old = nomsg [L276] p2_new = nomsg [L277] p3_old = nomsg [L278] p3_new = nomsg [L279] i2 = 0 VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=0, send1=125, send2=127, send3=126, st1=0, st2=0, st3=0] [L280] COND TRUE i2 < 6 [L53] msg_t m1 ; [L56] m1 = nomsg [L57] COND FALSE !(\read(mode1)) [L75] COND FALSE !(\read(alive1)) [L78] mode1 = (_Bool)1 [L85] msg_t m2 ; [L88] m2 = nomsg [L89] COND FALSE !(\read(mode2)) [L106] COND TRUE \read(alive2) [L107] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L107] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L112] mode2 = (_Bool)1 [L119] msg_t m3 ; [L122] m3 = nomsg [L123] COND FALSE !(\read(mode3)) [L140] COND TRUE \read(alive3) [L141] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L141] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L146] mode3 = (_Bool)1 [L285] p1_old = p1_new [L286] p1_new = nomsg [L287] p2_old = p2_new [L288] p2_new = nomsg [L289] p3_old = p3_new [L290] p3_new = nomsg [L230] int tmp ; [L233] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L234] COND TRUE (int )r1 < 3 [L235] tmp = 1 [L245] return (tmp); [L291] c1 = check() [L304] COND FALSE !(! arg) VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=0, send1=125, send2=127, send3=126, st1=0, st2=0, st3=0] [L293] i2 ++ VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=126, r1=0, send1=125, send2=127, send3=126, st1=0, st2=0, st3=0] [L280] COND TRUE i2 < 6 [L53] msg_t m1 ; [L56] m1 = nomsg [L57] COND TRUE \read(mode1) [L58] r1 = (char )((int )r1 + 1) [L59] m1 = p3_old [L60] p3_old = nomsg [L61] COND TRUE (int )m1 != (int )nomsg [L62] COND FALSE !(\read(alive1)) [L70] send1 = m1 [L73] mode1 = (_Bool)0 [L85] msg_t m2 ; [L88] m2 = nomsg [L89] COND TRUE \read(mode2) [L90] m2 = p1_old [L91] p1_old = nomsg [L92] COND FALSE !((int )m2 != (int )nomsg) [L104] mode2 = (_Bool)0 [L119] msg_t m3 ; [L122] m3 = nomsg [L123] COND TRUE \read(mode3) [L124] m3 = p2_old [L125] p2_old = nomsg [L126] COND TRUE (int )m3 != (int )nomsg [L127] COND TRUE \read(alive3) [L128] COND TRUE (int )m3 > (int )id3 [L129] send3 = m3 [L138] mode3 = (_Bool)0 [L285] p1_old = p1_new [L286] p1_new = nomsg [L287] p2_old = p2_new [L288] p2_new = nomsg [L289] p3_old = p3_new [L290] p3_new = nomsg [L230] int tmp ; [L233] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L234] COND TRUE (int )r1 < 3 [L235] tmp = 1 [L245] return (tmp); [L291] c1 = check() [L304] COND FALSE !(! arg) VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L293] i2 ++ VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=1, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L280] COND TRUE i2 < 6 [L53] msg_t m1 ; [L56] m1 = nomsg [L57] COND FALSE !(\read(mode1)) [L75] COND FALSE !(\read(alive1)) [L78] mode1 = (_Bool)1 [L85] msg_t m2 ; [L88] m2 = nomsg [L89] COND FALSE !(\read(mode2)) [L106] COND TRUE \read(alive2) [L107] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L107] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L112] mode2 = (_Bool)1 [L119] msg_t m3 ; [L122] m3 = nomsg [L123] COND FALSE !(\read(mode3)) [L140] COND TRUE \read(alive3) [L141] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L141] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L146] mode3 = (_Bool)1 [L285] p1_old = p1_new [L286] p1_new = nomsg [L287] p2_old = p2_new [L288] p2_new = nomsg [L289] p3_old = p3_new [L290] p3_new = nomsg [L230] int tmp ; [L233] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L234] COND TRUE (int )r1 < 3 [L235] tmp = 1 [L245] return (tmp); [L291] c1 = check() [L304] COND FALSE !(! arg) VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=1, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L293] i2 ++ VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=1, send1=126, send2=127, send3=127, st1=0, st2=0, st3=0] [L280] COND TRUE i2 < 6 [L53] msg_t m1 ; [L56] m1 = nomsg [L57] COND TRUE \read(mode1) [L58] r1 = (char )((int )r1 + 1) [L59] m1 = p3_old [L60] p3_old = nomsg [L61] COND TRUE (int )m1 != (int )nomsg [L62] COND FALSE !(\read(alive1)) [L70] send1 = m1 [L73] mode1 = (_Bool)0 [L85] msg_t m2 ; [L88] m2 = nomsg [L89] COND TRUE \read(mode2) [L90] m2 = p1_old [L91] p1_old = nomsg [L92] COND FALSE !((int )m2 != (int )nomsg) [L104] mode2 = (_Bool)0 [L119] msg_t m3 ; [L122] m3 = nomsg [L123] COND TRUE \read(mode3) [L124] m3 = p2_old [L125] p2_old = nomsg [L126] COND TRUE (int )m3 != (int )nomsg [L127] COND TRUE \read(alive3) [L128] COND TRUE (int )m3 > (int )id3 [L129] send3 = m3 [L138] mode3 = (_Bool)0 [L285] p1_old = p1_new [L286] p1_new = nomsg [L287] p2_old = p2_new [L288] p2_new = nomsg [L289] p3_old = p3_new [L290] p3_new = nomsg [L230] int tmp ; [L233] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L234] COND TRUE (int )r1 < 3 [L235] tmp = 1 [L245] return (tmp); [L291] c1 = check() [L304] COND FALSE !(! arg) VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=127, send2=127, send3=127, st1=0, st2=0, st3=0] [L293] i2 ++ VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=2, send1=127, send2=127, send3=127, st1=0, st2=0, st3=0] [L280] COND TRUE i2 < 6 [L53] msg_t m1 ; [L56] m1 = nomsg [L57] COND FALSE !(\read(mode1)) [L75] COND FALSE !(\read(alive1)) [L78] mode1 = (_Bool)1 [L85] msg_t m2 ; [L88] m2 = nomsg [L89] COND FALSE !(\read(mode2)) [L106] COND TRUE \read(alive2) [L107] EXPR send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L107] p2_new = send2 != nomsg && p2_new == nomsg ? send2 : p2_new [L112] mode2 = (_Bool)1 [L119] msg_t m3 ; [L122] m3 = nomsg [L123] COND FALSE !(\read(mode3)) [L140] COND TRUE \read(alive3) [L141] EXPR send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L141] p3_new = send3 != nomsg && p3_new == nomsg ? send3 : p3_new [L146] mode3 = (_Bool)1 [L285] p1_old = p1_new [L286] p1_new = nomsg [L287] p2_old = p2_new [L288] p2_new = nomsg [L289] p3_old = p3_new [L290] p3_new = nomsg [L230] int tmp ; [L233] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L234] COND TRUE (int )r1 < 3 [L235] tmp = 1 [L245] return (tmp); [L291] c1 = check() [L304] COND FALSE !(! arg) VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=127, send2=127, send3=127, st1=0, st2=0, st3=0] [L293] i2 ++ VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=1, mode2=1, mode3=1, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=127, p3=0, p3_new=-1, p3_old=127, r1=2, send1=127, send2=127, send3=127, st1=0, st2=0, st3=0] [L280] COND TRUE i2 < 6 [L53] msg_t m1 ; [L56] m1 = nomsg [L57] COND TRUE \read(mode1) [L58] r1 = (char )((int )r1 + 1) [L59] m1 = p3_old [L60] p3_old = nomsg [L61] COND TRUE (int )m1 != (int )nomsg [L62] COND FALSE !(\read(alive1)) [L70] send1 = m1 [L73] mode1 = (_Bool)0 [L85] msg_t m2 ; [L88] m2 = nomsg [L89] COND TRUE \read(mode2) [L90] m2 = p1_old [L91] p1_old = nomsg [L92] COND FALSE !((int )m2 != (int )nomsg) [L104] mode2 = (_Bool)0 [L119] msg_t m3 ; [L122] m3 = nomsg [L123] COND TRUE \read(mode3) [L124] m3 = p2_old [L125] p2_old = nomsg [L126] COND TRUE (int )m3 != (int )nomsg [L127] COND TRUE \read(alive3) [L128] COND TRUE (int )m3 > (int )id3 [L129] send3 = m3 [L138] mode3 = (_Bool)0 [L285] p1_old = p1_new [L286] p1_new = nomsg [L287] p2_old = p2_new [L288] p2_new = nomsg [L289] p3_old = p3_new [L290] p3_new = nomsg [L230] int tmp ; [L233] COND TRUE ((int )st1 + (int )st2) + (int )st3 <= 1 [L234] COND FALSE !((int )r1 < 3) [L237] COND FALSE !(((int )st1 + (int )st2) + (int )st3 == 1) [L240] tmp = 0 [L245] return (tmp); [L291] c1 = check() [L304] COND TRUE ! arg VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=127, send2=127, send3=127, st1=0, st2=0, st3=0] [L306] reach_error() VAL [alive1=0, alive2=1, alive3=255, id1=125, id2=127, id3=126, mode1=0, mode2=0, mode3=0, nomsg=-1, p1=0, p1_new=-1, p1_old=-1, p2=0, p2_new=-1, p2_old=-1, p3=0, p3_new=-1, p3_old=-1, r1=3, send1=127, send2=127, send3=127, st1=0, st2=0, st3=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 100.7 MB. Free memory is still 76.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 434.20 ms. Allocated memory is still 100.7 MB. Free memory was 59.4 MB in the beginning and 73.1 MB in the end (delta: -13.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.35 ms. Allocated memory is still 100.7 MB. Free memory was 73.1 MB in the beginning and 70.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.96 ms. Allocated memory is still 100.7 MB. Free memory was 70.8 MB in the beginning and 69.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 2012.74 ms. Allocated memory was 100.7 MB in the beginning and 127.9 MB in the end (delta: 27.3 MB). Free memory was 69.3 MB in the beginning and 57.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * CodeCheck took 65693.61 ms. Allocated memory was 127.9 MB in the beginning and 589.3 MB in the end (delta: 461.4 MB). Free memory was 57.2 MB in the beginning and 303.4 MB in the end (delta: -246.1 MB). Peak memory consumption was 215.8 MB. Max. memory is 16.1 GB. * Witness Printer took 278.27 ms. Allocated memory is still 589.3 MB. Free memory was 303.4 MB in the beginning and 293.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:30:06,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767415d6-d22d-4a8d-ae8b-aec40e4c2ed1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...